/* Zepto v1.1.2-5-g4c456f6 - zepto ajax event fx fx_methods selector touch - zeptojs.com/license */

var Zepto = (function() {
  var undefined, key, $, classList, emptyArray = [], slice = emptyArray.slice, filter = emptyArray.filter,
    document = window.document,
    elementDisplay = {}, classCache = {},
    cssNumber = {
      'column-count': 1,
      'columns': 1,
      'font-weight': 1,
      'line-height': 1,
      'opacity': 1,
      'z-index': 1,
      'zoom': 1
    },
    fragmentRE = /^\s*<(\w+|!)[^>]*>/,
    singleTagRE = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
    tagExpanderRE = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig,
    rootNodeRE = /^(?:body|html)$/i,
    capitalRE = /([A-Z])/g,

    // special attributes that should be get/set via method calls
    methodAttributes = ['val', 'css', 'html', 'text', 'data', 'width', 'height', 'offset'],

    adjacencyOperators = ['after', 'prepend', 'before', 'append'],
    table = document.createElement('table'),
    tableRow = document.createElement('tr'),
    containers = {
      'tr': document.createElement('tbody'),
      'tbody': table, 'thead': table, 'tfoot': table,
      'td': tableRow, 'th': tableRow,
      '*': document.createElement('div')
    },
    readyRE = /complete|loaded|interactive/,
    classSelectorRE = /^\.([\w-]+)$/,
    idSelectorRE = /^#([\w-]*)$/,
    simpleSelectorRE = /^[\w-]*$/,
    class2type = {},
    toString = class2type.toString,
    zepto = {},
    camelize, uniq,
    tempParent = document.createElement('div'),
    propMap = {
      'tabindex': 'tabIndex',
      'readonly': 'readOnly',
      'for': 'htmlFor',
      'class': 'className',
      'maxlength': 'maxLength',
      'cellspacing': 'cellSpacing',
      'cellpadding': 'cellPadding',
      'rowspan': 'rowSpan',
      'colspan': 'colSpan',
      'usemap': 'useMap',
      'frameborder': 'frameBorder',
      'contenteditable': 'contentEditable'
    };

  zepto.matches = function(element, selector) {
    if (!selector || !element || element.nodeType !== 1) return false;
    var matchesSelector = element.webkitMatchesSelector || element.mozMatchesSelector ||
      element.oMatchesSelector || element.matchesSelector;
    if (matchesSelector) return matchesSelector.call(element, selector);
    // fall back to performing a selector:
    var match, parent = element.parentNode, temp = !parent;
    if (temp) (parent = tempParent).appendChild(element);
    match = ~zepto.qsa(parent, selector).indexOf(element);
    temp && tempParent.removeChild(element);
    return match;
  };

  function type(obj) {
    return obj == null ? String(obj) :
      class2type[toString.call(obj)] || 'object';
  }

  function isFunction(value) {
    return type(value) == 'function';
  }

  function isWindow(obj) {
    return obj != null && obj == obj.window;
  }

  function isDocument(obj) {
    return obj != null && obj.nodeType == obj.DOCUMENT_NODE;
  }

  function isObject(obj) {
    return type(obj) == 'object';
  }

  function isPlainObject(obj) {
    return isObject(obj) && !isWindow(obj) && Object.getPrototypeOf(obj) == Object.prototype;
  }

  function isArray(value) {
    return value instanceof Array;
  }

  function likeArray(obj) {
    return typeof obj.length == 'number';
  }

  function compact(array) {
    return filter.call(array, function(item) {
      return item != null;
    });
  }

  function flatten(array) {
    return array.length > 0 ? $.fn.concat.apply([], array) : array;
  }

  camelize = function(str) {
    return str.replace(/-+(.)?/g, function(match, chr) {
      return chr ? chr.toUpperCase() : '';
    });
  };

  function dasherize(str) {
    return str.replace(/::/g, '/')
      .replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
      .replace(/([a-z\d])([A-Z])/g, '$1_$2')
      .replace(/_/g, '-')
      .toLowerCase();
  }

  uniq = function(array) {
    return filter.call(array, function(item, idx) {
      return array.indexOf(item) == idx;
    });
  };

  function classRE(name) {
    return name in classCache ?
      classCache[name] : (classCache[name] = new RegExp('(^|\\s)' + name + '(\\s|$)'));
  }

  function maybeAddPx(name, value) {
    return (typeof value == 'number' && !cssNumber[dasherize(name)]) ? value + 'px' : value;
  }

  function defaultDisplay(nodeName) {
    var element, display;
    if (!elementDisplay[nodeName]) {
      element = document.createElement(nodeName);
      document.body.appendChild(element);
      display = getComputedStyle(element, '').getPropertyValue('display');
      element.parentNode.removeChild(element);
      display == 'none' && (display = 'block');
      elementDisplay[nodeName] = display;
    }
    return elementDisplay[nodeName];
  }

  function children(element) {
    return 'children' in element ?
      slice.call(element.children) :
      $.map(element.childNodes, function(node) {
        if (node.nodeType == 1) return node;
      });
  }

  // `$.zepto.fragment` takes a html string and an optional tag name
  // to generate DOM nodes nodes from the given html string.
  // The generated DOM nodes are returned as an array.
  // This function can be overriden in plugins for example to make
  // it compatible with browsers that don't support the DOM fully.
  zepto.fragment = function(html, name, properties) {
    var dom, nodes, container;

    // A special case optimization for a single tag
    if (singleTagRE.test(html)) dom = $(document.createElement(RegExp.$1));

    if (!dom) {
      if (html.replace) html = html.replace(tagExpanderRE, '<$1></$2>');
      if (name === undefined) name = fragmentRE.test(html) && RegExp.$1;
      if (!(name in containers)) name = '*';

      container = containers[name];
      container.innerHTML = '' + html;
      dom = $.each(slice.call(container.childNodes), function() {
        container.removeChild(this);
      });
    }

    if (isPlainObject(properties)) {
      nodes = $(dom);
      $.each(properties, function(key, value) {
        if (methodAttributes.indexOf(key) > -1) nodes[key](value);
        else nodes.attr(key, value);
      });
    }

    return dom;
  };

  // `$.zepto.Z` swaps out the prototype of the given `dom` array
  // of nodes with `$.fn` and thus supplying all the Zepto functions
  // to the array. Note that `__proto__` is not supported on Internet
  // Explorer. This method can be overriden in plugins.
  zepto.Z = function(dom, selector) {
    dom = dom || [];
    dom.__proto__ = $.fn;
    dom.selector = selector || '';
    return dom;
  };

  // `$.zepto.isZ` should return `true` if the given object is a Zepto
  // collection. This method can be overriden in plugins.
  zepto.isZ = function(object) {
    return object instanceof zepto.Z;
  };

  // `$.zepto.init` is Zepto's counterpart to jQuery's `$.fn.init` and
  // takes a CSS selector and an optional context (and handles various
  // special cases).
  // This method can be overriden in plugins.
  zepto.init = function(selector, context) {
    var dom;
    // If nothing given, return an empty Zepto collection
    if (!selector) return zepto.Z();
    // Optimize for string selectors
    else if (typeof selector == 'string') {
      selector = selector.trim();
      // If it's a html fragment, create nodes from it
      // Note: In both Chrome 21 and Firefox 15, DOM error 12
      // is thrown if the fragment doesn't begin with <
      if (selector[0] == '<' && fragmentRE.test(selector))
        dom = zepto.fragment(selector, RegExp.$1, context), selector = null;
        // If there's a context, create a collection on that context first, and select
      // nodes from there
      else if (context !== undefined) return $(context).find(selector);
      // If it's a CSS selector, use it to select nodes.
      else dom = zepto.qsa(document, selector);
    }
    // If a function is given, call it when the DOM is ready
    else if (isFunction(selector)) return $(document).ready(selector);
    // If a Zepto collection is given, just return it
    else if (zepto.isZ(selector)) return selector;
    else {
      // normalize array if an array of nodes is given
      if (isArray(selector)) dom = compact(selector);
      // Wrap DOM nodes.
      else if (isObject(selector))
        dom = [selector], selector = null;
      // If it's a html fragment, create nodes from it
      else if (fragmentRE.test(selector))
        dom = zepto.fragment(selector.trim(), RegExp.$1, context), selector = null;
        // If there's a context, create a collection on that context first, and select
      // nodes from there
      else if (context !== undefined) return $(context).find(selector);
      // And last but no least, if it's a CSS selector, use it to select nodes.
      else dom = zepto.qsa(document, selector);
    }
    // create a new Zepto collection from the nodes found
    return zepto.Z(dom, selector);
  };

  // `$` will be the base `Zepto` object. When calling this
  // function just call `$.zepto.init, which makes the implementation
  // details of selecting nodes and creating Zepto collections
  // patchable in plugins.
  $ = function(selector, context) {
    return zepto.init(selector, context);
  };

  function extend(target, source, deep) {
    for (key in source)
      if (deep && (isPlainObject(source[key]) || isArray(source[key]))) {
        if (isPlainObject(source[key]) && !isPlainObject(target[key]))
          target[key] = {};
        if (isArray(source[key]) && !isArray(target[key]))
          target[key] = [];
        extend(target[key], source[key], deep);
      } else if (source[key] !== undefined) target[key] = source[key];
  }

  // Copy all but undefined properties from one or more
  // objects to the `target` object.
  $.extend = function(target) {
    var deep, args = slice.call(arguments, 1);
    if (typeof target == 'boolean') {
      deep = target;
      target = args.shift();
    }
    args.forEach(function(arg) {
      extend(target, arg, deep);
    });
    return target;
  };

  // `$.zepto.qsa` is Zepto's CSS selector implementation which
  // uses `document.querySelectorAll` and optimizes for some special cases, like `#id`.
  // This method can be overriden in plugins.
  zepto.qsa = function(element, selector) {
    var found,
      maybeID = selector[0] == '#',
      maybeClass = !maybeID && selector[0] == '.',
      nameOnly = maybeID || maybeClass ? selector.slice(1) : selector, // Ensure that a 1 char tag name still gets checked
      isSimple = simpleSelectorRE.test(nameOnly);
    return (isDocument(element) && isSimple && maybeID) ?
      ((found = element.getElementById(nameOnly)) ? [found] : []) :
      (element.nodeType !== 1 && element.nodeType !== 9) ? [] :
        slice.call(
          isSimple && !maybeID ?
            maybeClass ? element.getElementsByClassName(nameOnly) : // If it's simple, it could be a class
              element.getElementsByTagName(selector) : // Or a tag
            element.querySelectorAll(selector) // Or it's not simple, and we need to query all
        );
  };

  function filtered(nodes, selector) {
    return selector == null ? $(nodes) : $(nodes).filter(selector);
  }

  $.contains = function(parent, node) {
    return parent !== node && parent.contains(node);
  };

  function funcArg(context, arg, idx, payload) {
    return isFunction(arg) ? arg.call(context, idx, payload) : arg;
  }

  function setAttribute(node, name, value) {
    value == null ? node.removeAttribute(name) : node.setAttribute(name, value);
  }

  // access className property while respecting SVGAnimatedString
  function className(node, value) {
    var klass = node.className,
      svg = klass && klass.baseVal !== undefined;

    if (value === undefined) return svg ? klass.baseVal : klass;
    svg ? (klass.baseVal = value) : (node.className = value);
  }

  // "true"  => true
  // "false" => false
  // "null"  => null
  // "42"    => 42
  // "42.5"  => 42.5
  // "08"    => "08"
  // JSON    => parse if valid
  // String  => self
  function deserializeValue(value) {
    var num;
    try {
      return value ?
        value == 'true' ||
        (value == 'false' ? false :
          value == 'null' ? null :
            !/^0/.test(value) && !isNaN(num = Number(value)) ? num :
              /^[\[\{]/.test(value) ? $.parseJSON(value) :
                value)
        : value;
    } catch (e) {
      return value;
    }
  }

  $.type = type;
  $.isFunction = isFunction;
  $.isWindow = isWindow;
  $.isArray = isArray;
  $.isPlainObject = isPlainObject;

  $.isEmptyObject = function(obj) {
    var name;
    for (name in obj) return false;
    return true;
  };

  $.inArray = function(elem, array, i) {
    return emptyArray.indexOf.call(array, elem, i);
  };

  $.camelCase = camelize;
  $.trim = function(str) {
    return str == null ? '' : String.prototype.trim.call(str);
  };

  // plugin compatibility
  $.uuid = 0;
  $.support = {};
  $.expr = {};

  $.map = function(elements, callback) {
    var value, values = [], i, key;
    if (likeArray(elements))
      for (i = 0; i < elements.length; i++) {
        value = callback(elements[i], i);
        if (value != null) values.push(value);
      }
    else
      for (key in elements) {
        value = callback(elements[key], key);
        if (value != null) values.push(value);
      }
    return flatten(values);
  };

  $.each = function(elements, callback) {
    var i, key;
    if (likeArray(elements)) {
      for (i = 0; i < elements.length; i++)
        if (callback.call(elements[i], i, elements[i]) === false) return elements;
    } else {
      for (key in elements)
        if (callback.call(elements[key], key, elements[key]) === false) return elements;
    }

    return elements;
  };

  $.grep = function(elements, callback) {
    return filter.call(elements, callback);
  };

  if (window.JSON) $.parseJSON = JSON.parse;

  // Populate the class2type map
  $.each('Boolean Number String Function Array Date RegExp Object Error'.split(' '), function(i, name) {
    class2type['[object ' + name + ']'] = name.toLowerCase();
  });

  // Define methods that will be available on all
  // Zepto collections
  $.fn = {
    // Because a collection acts like an array
    // copy over these useful array functions.
    forEach: emptyArray.forEach,
    reduce: emptyArray.reduce,
    push: emptyArray.push,
    sort: emptyArray.sort,
    indexOf: emptyArray.indexOf,
    concat: emptyArray.concat,

    // `map` and `slice` in the jQuery API work differently
    // from their array counterparts
    map: function(fn) {
      return $($.map(this, function(el, i) {
        return fn.call(el, i, el);
      }));
    },
    slice: function() {
      return $(slice.apply(this, arguments));
    },

    ready: function(callback) {
      // need to check if document.body exists for IE as that browser reports
      // document ready when it hasn't yet created the body element
      if (readyRE.test(document.readyState) && document.body) callback($);
      else document.addEventListener('DOMContentLoaded', function() {
        callback($);
      }, false);
      return this;
    },
    get: function(idx) {
      return idx === undefined ? slice.call(this) : this[idx >= 0 ? idx : idx + this.length];
    },
    toArray: function() {
      return this.get();
    },
    size: function() {
      return this.length;
    },
    remove: function() {
      return this.each(function() {
        if (this.parentNode != null)
          this.parentNode.removeChild(this);
      });
    },
    each: function(callback) {
      emptyArray.every.call(this, function(el, idx) {
        return callback.call(el, idx, el) !== false;
      });
      return this;
    },
    filter: function(selector) {
      if (isFunction(selector)) return this.not(this.not(selector));
      return $(filter.call(this, function(element) {
        return zepto.matches(element, selector);
      }));
    },
    add: function(selector, context) {
      return $(uniq(this.concat($(selector, context))));
    },
    is: function(selector) {
      return this.length > 0 && zepto.matches(this[0], selector);
    },
    not: function(selector) {
      var nodes = [];
      if (isFunction(selector) && selector.call !== undefined)
        this.each(function(idx) {
          if (!selector.call(this, idx)) nodes.push(this);
        });
      else {
        var excludes = typeof selector == 'string' ? this.filter(selector) :
          (likeArray(selector) && isFunction(selector.item)) ? slice.call(selector) : $(selector);
        this.forEach(function(el) {
          if (excludes.indexOf(el) < 0) nodes.push(el);
        });
      }
      return $(nodes);
    },
    has: function(selector) {
      return this.filter(function() {
        return isObject(selector) ?
          $.contains(this, selector) :
          $(this).find(selector).size();
      });
    },
    eq: function(idx) {
      return idx === -1 ? this.slice(idx) : this.slice(idx, +idx + 1);
    },
    first: function() {
      var el = this[0];
      return el && !isObject(el) ? el : $(el);
    },
    last: function() {
      var el = this[this.length - 1];
      return el && !isObject(el) ? el : $(el);
    },
    find: function(selector) {
      var result, $this = this;
      if (typeof selector == 'object')
        result = $(selector).filter(function() {
          var node = this;
          return emptyArray.some.call($this, function(parent) {
            return $.contains(parent, node);
          });
        });
      else if (this.length == 1) result = $(zepto.qsa(this[0], selector));
      else result = this.map(function() {
          return zepto.qsa(this, selector);
        });
      return result;
    },
    closest: function(selector, context) {
      var node = this[0], collection = false;
      if (typeof selector == 'object') collection = $(selector);
      while (node && !(collection ? collection.indexOf(node) >= 0 : zepto.matches(node, selector)))
        node = node !== context && !isDocument(node) && node.parentNode;
      return $(node);
    },
    parents: function(selector) {
      var ancestors = [], nodes = this;
      while (nodes.length > 0)
        nodes = $.map(nodes, function(node) {
          if ((node = node.parentNode) && !isDocument(node) && ancestors.indexOf(node) < 0) {
            ancestors.push(node);
            return node;
          }
        });
      return filtered(ancestors, selector);
    },
    parent: function(selector) {
      return filtered(uniq(this.pluck('parentNode')), selector);
    },
    children: function(selector) {
      return filtered(this.map(function() {
        return children(this);
      }), selector);
    },
    contents: function() {
      return this.map(function() {
        return slice.call(this.childNodes);
      });
    },
    siblings: function(selector) {
      return filtered(this.map(function(i, el) {
        return filter.call(children(el.parentNode), function(child) {
          return child !== el;
        });
      }), selector);
    },
    empty: function() {
      return this.each(function() {
        this.innerHTML = '';
      });
    },
    // `pluck` is borrowed from Prototype.js
    pluck: function(property) {
      return $.map(this, function(el) {
        return el[property];
      });
    },
    show: function() {
      return this.each(function() {
        this.style.display == 'none' && (this.style.display = '');
        if (getComputedStyle(this, '').getPropertyValue('display') == 'none')
          this.style.display = defaultDisplay(this.nodeName);
      });
    },
    replaceWith: function(newContent) {
      return this.before(newContent).remove();
    },
    wrap: function(structure) {
      var func = isFunction(structure);
      if (this[0] && !func)
        var dom = $(structure).get(0),
          clone = dom.parentNode || this.length > 1;

      return this.each(function(index) {
        $(this).wrapAll(
          func ? structure.call(this, index) :
            clone ? dom.cloneNode(true) : dom
        );
      });
    },
    wrapAll: function(structure) {
      if (this[0]) {
        $(this[0]).before(structure = $(structure));
        var children;
        // drill down to the inmost element
        while ((children = structure.children()).length) structure = children.first();
        $(structure).append(this);
      }
      return this;
    },
    wrapInner: function(structure) {
      var func = isFunction(structure);
      return this.each(function(index) {
        var self = $(this), contents = self.contents(),
          dom = func ? structure.call(this, index) : structure;
        contents.length ? contents.wrapAll(dom) : self.append(dom);
      });
    },
    unwrap: function() {
      this.parent().each(function() {
        $(this).replaceWith($(this).children());
      });
      return this;
    },
    clone: function() {
      return this.map(function() {
        return this.cloneNode(true);
      });
    },
    hide: function() {
      return this.css('display', 'none');
    },
    toggle: function(setting) {
      return this.each(function() {
        var el = $(this)
        ;(setting === undefined ? el.css('display') == 'none' : setting) ? el.show() : el.hide();
      });
    },
    prev: function(selector) {
      return $(this.pluck('previousElementSibling')).filter(selector || '*');
    },
    next: function(selector) {
      return $(this.pluck('nextElementSibling')).filter(selector || '*');
    },
    html: function(html) {
      return arguments.length === 0 ?
        (this.length > 0 ? this[0].innerHTML : null) :
        this.each(function(idx) {
          var originHtml = this.innerHTML;
          $(this).empty().append(funcArg(this, html, idx, originHtml));
        });
    },
    text: function(text) {
      return arguments.length === 0 ?
        (this.length > 0 ? this[0].textContent : null) :
        this.each(function() {
          this.textContent = (text === undefined) ? '' : '' + text;
        });
    },
    attr: function(name, value) {
      var result;
      return (typeof name == 'string' && value === undefined) ?
        (this.length == 0 || this[0].nodeType !== 1 ? undefined :
            (name == 'value' && this[0].nodeName == 'INPUT') ? this.val() :
              (!(result = this[0].getAttribute(name)) && name in this[0]) ? this[0][name] : result
        ) :
        this.each(function(idx) {
          if (this.nodeType !== 1) return;
          if (isObject(name)) for (key in name) setAttribute(this, key, name[key]);
          else setAttribute(this, name, funcArg(this, value, idx, this.getAttribute(name)));
        });
    },
    removeAttr: function(name) {
      return this.each(function() {
        this.nodeType === 1 && setAttribute(this, name);
      });
    },
    prop: function(name, value) {
      name = propMap[name] || name;
      return (value === undefined) ?
        (this[0] && this[0][name]) :
        this.each(function(idx) {
          this[name] = funcArg(this, value, idx, this[name]);
        });
    },
    data: function(name, value) {
      var data = this.attr('data-' + name.replace(capitalRE, '-$1').toLowerCase(), value);
      return data !== null ? deserializeValue(data) : undefined;
    },
    val: function(value) {
      return arguments.length === 0 ?
        (this[0] && (this[0].multiple ?
            $(this[0]).find('option').filter(function() {
              return this.selected;
            }).pluck('value') :
            this[0].value)
        ) :
        this.each(function(idx) {
          this.value = funcArg(this, value, idx, this.value);
        });
    },
    offset: function(coordinates) {
      if (coordinates) return this.each(function(index) {
        var $this = $(this),
          coords = funcArg(this, coordinates, index, $this.offset()),
          parentOffset = $this.offsetParent().offset(),
          props = {
            top: coords.top - parentOffset.top,
            left: coords.left - parentOffset.left
          };

        if ($this.css('position') == 'static') props['position'] = 'relative';
        $this.css(props);
      });
      if (this.length == 0) return null;
      var obj = this[0].getBoundingClientRect();
      return {
        left: obj.left + window.pageXOffset,
        top: obj.top + window.pageYOffset,
        width: Math.round(obj.width),
        height: Math.round(obj.height)
      };
    },
    css: function(property, value) {
      if (arguments.length < 2) {
        var element = this[0], computedStyle = getComputedStyle(element, '');
        if (!element) return;
        if (typeof property == 'string')
          return element.style[camelize(property)] || computedStyle.getPropertyValue(property);
        else if (isArray(property)) {
          var props = {};
          $.each(isArray(property) ? property : [property], function(_, prop) {
            props[prop] = (element.style[camelize(prop)] || computedStyle.getPropertyValue(prop));
          });
          return props;
        }
      }

      var css = '';
      if (type(property) == 'string') {
        if (!value && value !== 0)
          this.each(function() {
            this.style.removeProperty(dasherize(property));
          });
        else
          css = dasherize(property) + ':' + maybeAddPx(property, value);
      } else {
        for (key in property)
          if (!property[key] && property[key] !== 0)
            this.each(function() {
              this.style.removeProperty(dasherize(key));
            });
          else
            css += dasherize(key) + ':' + maybeAddPx(key, property[key]) + ';';
      }

      return this.each(function() {
        this.style.cssText += ';' + css;
      });
    },
    index: function(element) {
      return element ? this.indexOf($(element)[0]) : this.parent().children().indexOf(this[0]);
    },
    hasClass: function(name) {
      if (!name) return false;
      return emptyArray.some.call(this, function(el) {
        return this.test(className(el));
      }, classRE(name));
    },
    addClass: function(name) {
      if (!name) return this;
      return this.each(function(idx) {
        classList = [];
        var cls = className(this), newName = funcArg(this, name, idx, cls);
        newName.split(/\s+/g).forEach(function(klass) {
          if (!$(this).hasClass(klass)) classList.push(klass);
        }, this);
        classList.length && className(this, cls + (cls ? ' ' : '') + classList.join(' '));
      });
    },
    removeClass: function(name) {
      return this.each(function(idx) {
        if (name === undefined) return className(this, '');
        classList = className(this);
        funcArg(this, name, idx, classList).split(/\s+/g).forEach(function(klass) {
          classList = classList.replace(classRE(klass), ' ');
        });
        className(this, classList.trim());
      });
    },
    toggleClass: function(name, when) {
      if (!name) return this;
      return this.each(function(idx) {
        var $this = $(this), names = funcArg(this, name, idx, className(this));
        names.split(/\s+/g).forEach(function(klass) {
          (when === undefined ? !$this.hasClass(klass) : when) ?
            $this.addClass(klass) : $this.removeClass(klass);
        });
      });
    },
    scrollTop: function(value) {
      if (!this.length) return;
      var hasScrollTop = 'scrollTop' in this[0];
      if (value === undefined) return hasScrollTop ? this[0].scrollTop : this[0].pageYOffset;
      return this.each(hasScrollTop ?
        function() {
          this.scrollTop = value;
        } :
        function() {
          this.scrollTo(this.scrollX, value);
        });
    },
    scrollLeft: function(value) {
      if (!this.length) return;
      var hasScrollLeft = 'scrollLeft' in this[0];
      if (value === undefined) return hasScrollLeft ? this[0].scrollLeft : this[0].pageXOffset;
      return this.each(hasScrollLeft ?
        function() {
          this.scrollLeft = value;
        } :
        function() {
          this.scrollTo(value, this.scrollY);
        });
    },
    position: function() {
      if (!this.length) return;

      var elem = this[0],
        // Get *real* offsetParent
        offsetParent = this.offsetParent(),
        // Get correct offsets
        offset = this.offset(),
        parentOffset = rootNodeRE.test(offsetParent[0].nodeName) ? { top: 0, left: 0 } : offsetParent.offset();

      // Subtract element margins
      // note: when an element has margin: auto the offsetLeft and marginLeft
      // are the same in Safari causing offset.left to incorrectly be 0
      offset.top -= parseFloat($(elem).css('margin-top')) || 0;
      offset.left -= parseFloat($(elem).css('margin-left')) || 0;

      // Add offsetParent borders
      parentOffset.top += parseFloat($(offsetParent[0]).css('border-top-width')) || 0;
      parentOffset.left += parseFloat($(offsetParent[0]).css('border-left-width')) || 0;

      // Subtract the two offsets
      return {
        top: offset.top - parentOffset.top,
        left: offset.left - parentOffset.left
      };
    },
    offsetParent: function() {
      return this.map(function() {
        var parent = this.offsetParent || document.body;
        while (parent && !rootNodeRE.test(parent.nodeName) && $(parent).css('position') == 'static')
          parent = parent.offsetParent;
        return parent;
      });
    }
  };

  // for now
  $.fn.detach = $.fn.remove

  // Generate the `width` and `height` functions
  ;['width', 'height'].forEach(function(dimension) {
    var dimensionProperty =
      dimension.replace(/./, function(m) {
        return m[0].toUpperCase();
      });

    $.fn[dimension] = function(value) {
      var offset, el = this[0];
      if (value === undefined) return isWindow(el) ? el['inner' + dimensionProperty] :
        isDocument(el) ? el.documentElement['scroll' + dimensionProperty] :
          (offset = this.offset()) && offset[dimension];
      else return this.each(function(idx) {
        el = $(this);
        el.css(dimension, funcArg(this, value, idx, el[dimension]()));
      });
    };
  });

  function traverseNode(node, fun) {
    fun(node);
    for (var key in node.childNodes) traverseNode(node.childNodes[key], fun);
  }

  // Generate the `after`, `prepend`, `before`, `append`,
  // `insertAfter`, `insertBefore`, `appendTo`, and `prependTo` methods.
  adjacencyOperators.forEach(function(operator, operatorIndex) {
    var inside = operatorIndex % 2; //=> prepend, append

    $.fn[operator] = function() {
      // arguments can be nodes, arrays of nodes, Zepto objects and HTML strings
      var argType, nodes = $.map(arguments, function(arg) {
          argType = type(arg);
          return argType == 'object' || argType == 'array' || arg == null ?
            arg : zepto.fragment(arg);
        }),
        parent, copyByClone = this.length > 1;
      if (nodes.length < 1) return this;

      return this.each(function(_, target) {
        parent = inside ? target : target.parentNode;

        // convert all methods to a "before" operation
        target = operatorIndex == 0 ? target.nextSibling :
          operatorIndex == 1 ? target.firstChild :
            operatorIndex == 2 ? target :
              null;

        nodes.forEach(function(node) {
          if (copyByClone) node = node.cloneNode(true);
          else if (!parent) return $(node).remove();

          traverseNode(parent.insertBefore(node, target), function(el) {
            if (el.nodeName != null && el.nodeName.toUpperCase() === 'SCRIPT' &&
              (!el.type || el.type === 'text/javascript') && !el.src)
              window['eval'].call(window, el.innerHTML);
          });
        });
      });
    };

    // after    => insertAfter
    // prepend  => prependTo
    // before   => insertBefore
    // append   => appendTo
    $.fn[inside ? operator + 'To' : 'insert' + (operatorIndex ? 'Before' : 'After')] = function(html) {
      $(html)[operator](this);
      return this;
    };
  });

  zepto.Z.prototype = $.fn;

  // Export internal API functions in the `$.zepto` namespace
  zepto.uniq = uniq;
  zepto.deserializeValue = deserializeValue;
  $.zepto = zepto;

  return $;
})();

window.Zepto = Zepto;
window.$ === undefined && (window.$ = Zepto)

;(function($) {
  var jsonpID = 0,
    document = window.document,
    key,
    name,
    rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
    scriptTypeRE = /^(?:text|application)\/javascript/i,
    xmlTypeRE = /^(?:text|application)\/xml/i,
    jsonType = 'application/json',
    htmlType = 'text/html',
    blankRE = /^\s*$/;

  // trigger a custom event and return false if it was cancelled
  function triggerAndReturn(context, eventName, data) {
    var event = $.Event(eventName);
    $(context).trigger(event, data);
    return !event.isDefaultPrevented();
  }

  // trigger an Ajax "global" event
  function triggerGlobal(settings, context, eventName, data) {
    if (settings.global) return triggerAndReturn(context || document, eventName, data);
  }

  // Number of active Ajax requests
  $.active = 0;

  function ajaxStart(settings) {
    if (settings.global && $.active++ === 0) triggerGlobal(settings, null, 'ajaxStart');
  }

  function ajaxStop(settings) {
    if (settings.global && !(--$.active)) triggerGlobal(settings, null, 'ajaxStop');
  }

  // triggers an extra global event "ajaxBeforeSend" that's like "ajaxSend" but cancelable
  function ajaxBeforeSend(xhr, settings) {
    var context = settings.context;
    if (settings.beforeSend.call(context, xhr, settings) === false ||
      triggerGlobal(settings, context, 'ajaxBeforeSend', [xhr, settings]) === false)
      return false;

    triggerGlobal(settings, context, 'ajaxSend', [xhr, settings]);
  }

  function ajaxSuccess(data, xhr, settings, deferred) {
    var context = settings.context, status = 'success';
    settings.success.call(context, data, status, xhr);
    if (deferred) deferred.resolveWith(context, [data, status, xhr]);
    triggerGlobal(settings, context, 'ajaxSuccess', [xhr, settings, data]);
    ajaxComplete(status, xhr, settings);
  }

  // type: "timeout", "error", "abort", "parsererror"
  function ajaxError(error, type, xhr, settings, deferred) {
    var context = settings.context;
    settings.error.call(context, xhr, type, error);
    if (deferred) deferred.rejectWith(context, [xhr, type, error]);
    triggerGlobal(settings, context, 'ajaxError', [xhr, settings, error || type]);
    ajaxComplete(type, xhr, settings);
  }

  // status: "success", "notmodified", "error", "timeout", "abort", "parsererror"
  function ajaxComplete(status, xhr, settings) {
    var context = settings.context;
    settings.complete.call(context, xhr, status);
    triggerGlobal(settings, context, 'ajaxComplete', [xhr, settings]);
    ajaxStop(settings);
  }

  // Empty function, used as default callback
  function empty() {
  }

  $.ajaxJSONP = function(options, deferred) {
    if (!('type' in options)) return $.ajax(options);

    var _callbackName = options.jsonpCallback,
      callbackName = ($.isFunction(_callbackName) ?
        _callbackName() : _callbackName) || ('jsonp' + (++jsonpID)),
      script = document.createElement('script'),
      originalCallback = window[callbackName],
      responseData,
      abort = function(errorType) {
        $(script).triggerHandler('error', errorType || 'abort');
      },
      xhr = { abort: abort }, abortTimeout;

    if (deferred) deferred.promise(xhr);

    $(script).on('load error', function(e, errorType) {
      clearTimeout(abortTimeout);
      $(script).off().remove();

      if (e.type == 'error' || !responseData) {
        ajaxError(null, errorType || 'error', xhr, options, deferred);
      } else {
        ajaxSuccess(responseData[0], xhr, options, deferred);
      }

      window[callbackName] = originalCallback;
      if (responseData && $.isFunction(originalCallback))
        originalCallback(responseData[0]);

      originalCallback = responseData = undefined;
    });

    if (ajaxBeforeSend(xhr, options) === false) {
      abort('abort');
      return xhr;
    }

    window[callbackName] = function() {
      responseData = arguments;
    };

    script.src = options.url.replace(/=\?/, '=' + callbackName);
    document.head.appendChild(script);

    if (options.timeout > 0) abortTimeout = setTimeout(function() {
      abort('timeout');
    }, options.timeout);

    return xhr;
  };

  $.ajaxSettings = {
    // Default type of request
    type: 'GET',
    // Callback that is executed before request
    beforeSend: empty,
    // Callback that is executed if the request succeeds
    success: empty,
    // Callback that is executed the the server drops error
    error: empty,
    // Callback that is executed on request complete (both: error and success)
    complete: empty,
    // The context for the callbacks
    context: null,
    // Whether to trigger "global" Ajax events
    global: true,
    // Transport
    xhr: function() {
      return new window.XMLHttpRequest();
    },
    // MIME types mapping
    // IIS returns Javascript as "application/x-javascript"
    accepts: {
      script: 'text/javascript, application/javascript, application/x-javascript',
      json: jsonType,
      xml: 'application/xml, text/xml',
      html: htmlType,
      text: 'text/plain'
    },
    // Whether the request is to another domain
    crossDomain: false,
    // Default timeout
    timeout: 0,
    // Whether data should be serialized to string
    processData: true,
    // Whether the browser should be allowed to cache GET responses
    cache: true
  };

  function mimeToDataType(mime) {
    if (mime) mime = mime.split(';', 2)[0];
    return mime && (mime == htmlType ? 'html' :
      mime == jsonType ? 'json' :
        scriptTypeRE.test(mime) ? 'script' :
          xmlTypeRE.test(mime) && 'xml') || 'text';
  }

  function appendQuery(url, query) {
    if (query == '') return url;
    return (url + '&' + query).replace(/[&?]{1,2}/, '?');
  }

  // serialize payload and append it to the URL for GET requests
  function serializeData(options) {
    if (options.processData && options.data && $.type(options.data) != 'string')
      options.data = $.param(options.data, options.traditional);
    if (options.data && (!options.type || options.type.toUpperCase() == 'GET'))
      options.url = appendQuery(options.url, options.data), options.data = undefined;
  }

  $.ajax = function(options) {
    var settings = $.extend({}, options || {}),
      deferred = $.Deferred && $.Deferred();
    for (key in $.ajaxSettings) if (settings[key] === undefined) settings[key] = $.ajaxSettings[key];

    ajaxStart(settings);

    if (!settings.crossDomain) settings.crossDomain = /^([\w-]+:)?\/\/([^\/]+)/.test(settings.url) &&
      RegExp.$2 != window.location.host;

    if (!settings.url) settings.url = window.location.toString();
    serializeData(settings);
    if (settings.cache === false) settings.url = appendQuery(settings.url, '_=' + Date.now());

    var dataType = settings.dataType, hasPlaceholder = /=\?/.test(settings.url);
    if (dataType == 'jsonp' || hasPlaceholder) {
      if (!hasPlaceholder)
        settings.url = appendQuery(settings.url,
          settings.jsonp ? (settings.jsonp + '=?') : settings.jsonp === false ? '' : 'callback=?');
      return $.ajaxJSONP(settings, deferred);
    }

    var mime = settings.accepts[dataType],
      headers = {},
      setHeader = function(name, value) {
        headers[name.toLowerCase()] = [name, value];
      },
      protocol = /^([\w-]+:)\/\//.test(settings.url) ? RegExp.$1 : window.location.protocol,
      xhr = settings.xhr(),
      nativeSetHeader = xhr.setRequestHeader,
      abortTimeout;

    if (deferred) deferred.promise(xhr);

    if (!settings.crossDomain) setHeader('X-Requested-With', 'XMLHttpRequest');
    setHeader('Accept', mime || '*/*');
    if (mime = settings.mimeType || mime) {
      if (mime.indexOf(',') > -1) mime = mime.split(',', 2)[0];
      xhr.overrideMimeType && xhr.overrideMimeType(mime);
    }
    if (settings.contentType || (settings.contentType !== false && settings.data && settings.type.toUpperCase() != 'GET'))
      setHeader('Content-Type', settings.contentType || 'application/x-www-form-urlencoded');

    if (settings.headers) for (name in settings.headers) setHeader(name, settings.headers[name]);
    xhr.setRequestHeader = setHeader;

    xhr.onreadystatechange = function() {
      if (xhr.readyState == 4) {
        xhr.onreadystatechange = empty;
        clearTimeout(abortTimeout);
        var result, error = false;
        if ((xhr.status >= 200 && xhr.status < 300) || xhr.status == 304 || (xhr.status == 0 && protocol == 'file:')) {
          dataType = dataType || mimeToDataType(settings.mimeType || xhr.getResponseHeader('content-type'));
          result = xhr.responseText;

          try {
            // http://perfectionkills.com/global-eval-what-are-the-options/
            if (dataType == 'script') (1, eval)(result);
            else if (dataType == 'xml') result = xhr.responseXML;
            else if (dataType == 'json') result = blankRE.test(result) ? null : $.parseJSON(result);
          } catch (e) {
            error = e;
          }

          if (error) ajaxError(error, 'parsererror', xhr, settings, deferred);
          else ajaxSuccess(result, xhr, settings, deferred);
        } else {
          ajaxError(xhr.statusText || null, xhr.status ? 'error' : 'abort', xhr, settings, deferred);
        }
      }
    };

    if (ajaxBeforeSend(xhr, settings) === false) {
      xhr.abort();
      ajaxError(null, 'abort', xhr, settings, deferred);
      return xhr;
    }

    if (settings.xhrFields) for (name in settings.xhrFields) xhr[name] = settings.xhrFields[name];

    var async = 'async' in settings ? settings.async : true;
    xhr.open(settings.type, settings.url, async, settings.username, settings.password);

    for (name in headers) nativeSetHeader.apply(xhr, headers[name]);

    if (settings.timeout > 0) abortTimeout = setTimeout(function() {
      xhr.onreadystatechange = empty;
      xhr.abort();
      ajaxError(null, 'timeout', xhr, settings, deferred);
    }, settings.timeout);

    // avoid sending empty string (#319)
    xhr.send(settings.data ? settings.data : null);
    return xhr;
  };

  // handle optional data/success arguments
  function parseArguments(url, data, success, dataType) {
    var hasData = !$.isFunction(data);
    return {
      url: url,
      data: hasData ? data : undefined,
      success: !hasData ? data : $.isFunction(success) ? success : undefined,
      dataType: hasData ? dataType || success : success
    };
  }

  $.get = function(url, data, success, dataType) {
    return $.ajax(parseArguments.apply(null, arguments));
  };

  $.post = function(url, data, success, dataType) {
    var options = parseArguments.apply(null, arguments);
    options.type = 'POST';
    return $.ajax(options);
  };

  $.getJSON = function(url, data, success) {
    var options = parseArguments.apply(null, arguments);
    options.dataType = 'json';
    return $.ajax(options);
  };

  $.fn.load = function(url, data, success) {
    if (!this.length) return this;
    var self = this, parts = url.split(/\s/), selector,
      options = parseArguments(url, data, success),
      callback = options.success;
    if (parts.length > 1) options.url = parts[0], selector = parts[1];
    options.success = function(response) {
      self.html(selector ?
        $('<div>').html(response.replace(rscript, '')).find(selector)
        : response);
      callback && callback.apply(self, arguments);
    };
    $.ajax(options);
    return this;
  };

  var escape = encodeURIComponent;

  function serialize(params, obj, traditional, scope) {
    var type, array = $.isArray(obj), hash = $.isPlainObject(obj);
    $.each(obj, function(key, value) {
      type = $.type(value);
      if (scope) key = traditional ? scope :
        scope + '[' + (hash || type == 'object' || type == 'array' ? key : '') + ']';
      // handle data in serializeArray() format
      if (!scope && array) params.add(value.name, value.value);
      // recurse into nested objects
      else if (type == 'array' || (!traditional && type == 'object'))
        serialize(params, value, traditional, key);
      else params.add(key, value);
    });
  }

  $.param = function(obj, traditional) {
    var params = [];
    params.add = function(k, v) {
      this.push(escape(k) + '=' + escape(v));
    };
    serialize(params, obj, traditional);
    return params.join('&').replace(/%20/g, '+');
  };
})(Zepto)

;(function($) {
  var $$ = $.zepto.qsa, _zid = 1, undefined,
    slice = Array.prototype.slice,
    isFunction = $.isFunction,
    isString = function(obj) {
      return typeof obj == 'string';
    },
    handlers = {},
    specialEvents = {},
    focusinSupported = 'onfocusin' in window,
    focus = { focus: 'focusin', blur: 'focusout' },
    hover = { mouseenter: 'mouseover', mouseleave: 'mouseout' };

  specialEvents.click = specialEvents.mousedown = specialEvents.mouseup = specialEvents.mousemove = 'MouseEvents';

  function zid(element) {
    return element._zid || (element._zid = _zid++);
  }

  function findHandlers(element, event, fn, selector) {
    event = parse(event);
    if (event.ns) var matcher = matcherFor(event.ns);
    return (handlers[zid(element)] || []).filter(function(handler) {
      return handler
        && (!event.e || handler.e == event.e)
        && (!event.ns || matcher.test(handler.ns))
        && (!fn || zid(handler.fn) === zid(fn))
        && (!selector || handler.sel == selector);
    });
  }

  function parse(event) {
    var parts = ('' + event).split('.');
    return { e: parts[0], ns: parts.slice(1).sort().join(' ') };
  }

  function matcherFor(ns) {
    return new RegExp('(?:^| )' + ns.replace(' ', ' .* ?') + '(?: |$)');
  }

  function eventCapture(handler, captureSetting) {
    return handler.del &&
      (!focusinSupported && (handler.e in focus)) ||
      !!captureSetting;
  }

  function realEvent(type) {
    return hover[type] || (focusinSupported && focus[type]) || type;
  }

  function add(element, events, fn, data, selector, delegator, capture) {
    var id = zid(element), set = (handlers[id] || (handlers[id] = []));
    events.split(/\s/).forEach(function(event) {
      if (event == 'ready') return $(document).ready(fn);
      var handler = parse(event);
      handler.fn = fn;
      handler.sel = selector;
      // emulate mouseenter, mouseleave
      if (handler.e in hover) fn = function(e) {
        var related = e.relatedTarget;
        if (!related || (related !== this && !$.contains(this, related)))
          return handler.fn.apply(this, arguments);
      };
      handler.del = delegator;
      var callback = delegator || fn;
      handler.proxy = function(e) {
        e = compatible(e);
        if (e.isImmediatePropagationStopped()) return;
        e.data = data;
        var result = callback.apply(element, e._args == undefined ? [e] : [e].concat(e._args));
        if (result === false) e.preventDefault(), e.stopPropagation();
        return result;
      };
      handler.i = set.length;
      set.push(handler);
      if ('addEventListener' in element)
        element.addEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture));
    });
  }

  function remove(element, events, fn, selector, capture) {
    var id = zid(element)
    ;(events || '').split(/\s/).forEach(function(event) {
      findHandlers(element, event, fn, selector).forEach(function(handler) {
        delete handlers[id][handler.i];
        if ('removeEventListener' in element)
          element.removeEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture));
      });
    });
  }

  $.event = { add: add, remove: remove };

  $.proxy = function(fn, context) {
    if (isFunction(fn)) {
      var proxyFn = function() {
        return fn.apply(context, arguments);
      };
      proxyFn._zid = zid(fn);
      return proxyFn;
    } else if (isString(context)) {
      return $.proxy(fn[context], fn);
    } else {
      throw new TypeError('expected function');
    }
  };

  $.fn.bind = function(event, data, callback) {
    return this.on(event, data, callback);
  };
  $.fn.unbind = function(event, callback) {
    return this.off(event, callback);
  };
  $.fn.one = function(event, selector, data, callback) {
    return this.on(event, selector, data, callback, 1);
  };

  var returnTrue = function() {
      return true;
    },
    returnFalse = function() {
      return false;
    },
    ignoreProperties = /^([A-Z]|returnValue$|layer[XY]$)/,
    eventMethods = {
      preventDefault: 'isDefaultPrevented',
      stopImmediatePropagation: 'isImmediatePropagationStopped',
      stopPropagation: 'isPropagationStopped'
    };

  function compatible(event, source) {
    if (source || !event.isDefaultPrevented) {
      source || (source = event);

      $.each(eventMethods, function(name, predicate) {
        var sourceMethod = source[name];
        event[name] = function() {
          this[predicate] = returnTrue;
          return sourceMethod && sourceMethod.apply(source, arguments);
        };
        event[predicate] = returnFalse;
      });

      if (source.defaultPrevented !== undefined ? source.defaultPrevented :
        'returnValue' in source ? source.returnValue === false :
          source.getPreventDefault && source.getPreventDefault())
        event.isDefaultPrevented = returnTrue;
    }
    return event;
  }

  function createProxy(event) {
    var key, proxy = { originalEvent: event };
    for (key in event)
      if (!ignoreProperties.test(key) && event[key] !== undefined) proxy[key] = event[key];

    return compatible(proxy, event);
  }

  $.fn.delegate = function(selector, event, callback) {
    return this.on(event, selector, callback);
  };
  $.fn.undelegate = function(selector, event, callback) {
    return this.off(event, selector, callback);
  };

  $.fn.live = function(event, callback) {
    $(document.body).delegate(this.selector, event, callback);
    return this;
  };
  $.fn.die = function(event, callback) {
    $(document.body).undelegate(this.selector, event, callback);
    return this;
  };

  $.fn.on = function(event, selector, data, callback, one) {
    var autoRemove, delegator, $this = this;
    if (event && !isString(event)) {
      $.each(event, function(type, fn) {
        $this.on(type, selector, data, fn, one);
      });
      return $this;
    }

    if (!isString(selector) && !isFunction(callback) && callback !== false)
      callback = data, data = selector, selector = undefined;
    if (isFunction(data) || data === false)
      callback = data, data = undefined;

    if (callback === false) callback = returnFalse;

    return $this.each(function(_, element) {
      if (one) autoRemove = function(e) {
        remove(element, e.type, callback);
        return callback.apply(this, arguments);
      };

      if (selector) delegator = function(e) {
        var evt, match = $(e.target).closest(selector, element).get(0);
        if (match && match !== element) {
          evt = $.extend(createProxy(e), { currentTarget: match, liveFired: element });
          return (autoRemove || callback).apply(match, [evt].concat(slice.call(arguments, 1)));
        }
      };

      add(element, event, callback, data, selector, delegator || autoRemove);
    });
  };
  $.fn.off = function(event, selector, callback) {
    var $this = this;
    if (event && !isString(event)) {
      $.each(event, function(type, fn) {
        $this.off(type, selector, fn);
      });
      return $this;
    }

    if (!isString(selector) && !isFunction(callback) && callback !== false)
      callback = selector, selector = undefined;

    if (callback === false) callback = returnFalse;

    return $this.each(function() {
      remove(this, event, callback, selector);
    });
  };

  $.fn.trigger = function(event, args) {
    event = (isString(event) || $.isPlainObject(event)) ? $.Event(event) : compatible(event);
    event._args = args;
    return this.each(function() {
      // items in the collection might not be DOM elements
      if ('dispatchEvent' in this) this.dispatchEvent(event);
      else $(this).triggerHandler(event, args);
    });
  };

  // triggers event handlers on current element just as if an event occurred,
  // doesn't trigger an actual event, doesn't bubble
  $.fn.triggerHandler = function(event, args) {
    var e, result;
    this.each(function(i, element) {
      e = createProxy(isString(event) ? $.Event(event) : event);
      e._args = args;
      e.target = element;
      $.each(findHandlers(element, event.type || event), function(i, handler) {
        result = handler.proxy(e);
        if (e.isImmediatePropagationStopped()) return false;
      });
    });
    return result;
  }

  // shortcut methods for `.bind(event, fn)` for each event type
  ;('focusin focusout load resize scroll unload click dblclick ' +
    'mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave ' +
    'change select keydown keypress keyup error').split(' ').forEach(function(event) {
    $.fn[event] = function(callback) {
      return callback ?
        this.bind(event, callback) :
        this.trigger(event);
    };
  })

  ;['focus', 'blur'].forEach(function(name) {
    $.fn[name] = function(callback) {
      if (callback) this.bind(name, callback);
      else this.each(function() {
        try {
          this[name]();
        } catch (e) {
        }
      });
      return this;
    };
  });

  $.Event = function(type, props) {
    if (!isString(type)) props = type, type = props.type;
    var event = document.createEvent(specialEvents[type] || 'Events'), bubbles = true;
    if (props) for (var name in props) (name == 'bubbles') ? (bubbles = !!props[name]) : (event[name] = props[name]);
    event.initEvent(type, bubbles, true);
    return compatible(event);
  };

})(Zepto)

;(function($, undefined) {
  var prefix = '', eventPrefix, endEventName, endAnimationName,
    vendors = { Webkit: 'webkit', Moz: '', O: 'o' },
    document = window.document, testEl = document.createElement('div'),
    supportedTransforms = /^((translate|rotate|scale)(X|Y|Z|3d)?|matrix(3d)?|perspective|skew(X|Y)?)$/i,
    transform,
    transitionProperty, transitionDuration, transitionTiming, transitionDelay,
    animationName, animationDuration, animationTiming, animationDelay,
    cssReset = {};

  function dasherize(str) {
    return str.replace(/([a-z])([A-Z])/, '$1-$2').toLowerCase();
  }

  function normalizeEvent(name) {
    return eventPrefix ? eventPrefix + name : name.toLowerCase();
  }

  $.each(vendors, function(vendor, event) {
    if (testEl.style[vendor + 'TransitionProperty'] !== undefined) {
      prefix = '-' + vendor.toLowerCase() + '-';
      eventPrefix = event;
      return false;
    }
  });

  transform = prefix + 'transform';
  cssReset[transitionProperty = prefix + 'transition-property'] =
    cssReset[transitionDuration = prefix + 'transition-duration'] =
      cssReset[transitionDelay = prefix + 'transition-delay'] =
        cssReset[transitionTiming = prefix + 'transition-timing-function'] =
          cssReset[animationName = prefix + 'animation-name'] =
            cssReset[animationDuration = prefix + 'animation-duration'] =
              cssReset[animationDelay = prefix + 'animation-delay'] =
                cssReset[animationTiming = prefix + 'animation-timing-function'] = '';

  $.fx = {
    off: (eventPrefix === undefined && testEl.style.transitionProperty === undefined),
    speeds: { _default: 400, fast: 200, slow: 600 },
    cssPrefix: prefix,
    transitionEnd: normalizeEvent('TransitionEnd'),
    animationEnd: normalizeEvent('AnimationEnd')
  };

  $.fn.animate = function(properties, duration, ease, callback, delay) {
    if ($.isFunction(duration))
      callback = duration, ease = undefined, duration = undefined;
    if ($.isFunction(ease))
      callback = ease, ease = undefined;
    if ($.isPlainObject(duration))
      ease = duration.easing, callback = duration.complete, delay = duration.delay, duration = duration.duration;
    if (duration) duration = (typeof duration == 'number' ? duration :
      ($.fx.speeds[duration] || $.fx.speeds._default)) / 1000;
    if (delay) delay = parseFloat(delay) / 1000;
    return this.anim(properties, duration, ease, callback, delay);
  };

  $.fn.anim = function(properties, duration, ease, callback, delay) {
    var key, cssValues = {}, cssProperties, transforms = '',
      that = this, wrappedCallback, endEvent = $.fx.transitionEnd,
      fired = false;

    if (duration === undefined) duration = $.fx.speeds._default / 1000;
    if (delay === undefined) delay = 0;
    if ($.fx.off) duration = 0;

    if (typeof properties == 'string') {
      // keyframe animation
      cssValues[animationName] = properties;
      cssValues[animationDuration] = duration + 's';
      cssValues[animationDelay] = delay + 's';
      cssValues[animationTiming] = (ease || 'linear');
      endEvent = $.fx.animationEnd;
    } else {
      cssProperties = [];
      // CSS transitions
      for (key in properties)
        if (supportedTransforms.test(key)) transforms += key + '(' + properties[key] + ') ';
        else cssValues[key] = properties[key], cssProperties.push(dasherize(key));

      if (transforms) cssValues[transform] = transforms, cssProperties.push(transform);
      if (duration > 0 && typeof properties === 'object') {
        cssValues[transitionProperty] = cssProperties.join(', ');
        cssValues[transitionDuration] = duration + 's';
        cssValues[transitionDelay] = delay + 's';
        cssValues[transitionTiming] = (ease || 'linear');
      }
    }

    wrappedCallback = function(event) {
      if (typeof event !== 'undefined') {
        if (event.target !== event.currentTarget) return; // makes sure the event didn't bubble from "below"
        $(event.target).unbind(endEvent, wrappedCallback);
      } else
        $(this).unbind(endEvent, wrappedCallback); // triggered by setTimeout

      fired = true;
      $(this).css(cssReset);
      callback && callback.call(this);
    };
    if (duration > 0) {
      this.bind(endEvent, wrappedCallback);
      // transitionEnd is not always firing on older Android phones
      // so make sure it gets fired
      setTimeout(function() {
        if (fired) return;
        wrappedCallback.call(that);
      }, (duration * 1000) + 25);
    }

    // trigger page reflow so new elements can animate
    this.size() && this.get(0).clientLeft;

    this.css(cssValues);

    if (duration <= 0) setTimeout(function() {
      that.each(function() {
        wrappedCallback.call(this);
      });
    }, 0);

    return this;
  };

  testEl = null;
})(Zepto)

;(function($, undefined) {
  var document = window.document, docElem = document.documentElement,
    origShow = $.fn.show, origHide = $.fn.hide, origToggle = $.fn.toggle;

  function anim(el, speed, opacity, scale, callback) {
    if (typeof speed == 'function' && !callback) callback = speed, speed = undefined;
    var props = { opacity: opacity };
    if (scale) {
      props.scale = scale;
      el.css($.fx.cssPrefix + 'transform-origin', '0 0');
    }
    return el.animate(props, speed, null, callback);
  }

  function hide(el, speed, scale, callback) {
    return anim(el, speed, 0, scale, function() {
      origHide.call($(this));
      callback && callback.call(this);
    });
  }

  $.fn.show = function(speed, callback) {
    origShow.call(this);
    if (speed === undefined) speed = 0;
    else this.css('opacity', 0);
    return anim(this, speed, 1, '1,1', callback);
  };

  $.fn.hide = function(speed, callback) {
    if (speed === undefined) return origHide.call(this);
    else return hide(this, speed, '0,0', callback);
  };

  $.fn.toggle = function(speed, callback) {
    if (speed === undefined || typeof speed == 'boolean')
      return origToggle.call(this, speed);
    else return this.each(function() {
      var el = $(this);
      el[el.css('display') == 'none' ? 'show' : 'hide'](speed, callback);
    });
  };

  $.fn.fadeTo = function(speed, opacity, callback) {
    return anim(this, speed, opacity, null, callback);
  };

  $.fn.fadeIn = function(speed, callback) {
    var target = this.css('opacity');
    if (target > 0) this.css('opacity', 0);
    else target = 1;
    return origShow.call(this).fadeTo(speed, target, callback);
  };

  $.fn.fadeOut = function(speed, callback) {
    return hide(this, speed, null, callback);
  };

  $.fn.fadeToggle = function(speed, callback) {
    return this.each(function() {
      var el = $(this);
      el[
        (el.css('opacity') == 0 || el.css('display') == 'none') ? 'fadeIn' : 'fadeOut'
        ](speed, callback);
    });
  };

})(Zepto)

;(function($) {
  var zepto = $.zepto, oldQsa = zepto.qsa, oldMatches = zepto.matches;

  function visible(elem) {
    elem = $(elem);
    return !!(elem.width() || elem.height()) && elem.css('display') !== 'none';
  }

  // Implements a subset from:
  // http://api.jquery.com/category/selectors/jquery-selector-extensions/
  //
  // Each filter function receives the current index, all nodes in the
  // considered set, and a value if there were parentheses. The value
  // of `this` is the node currently being considered. The function returns the
  // resulting node(s), null, or undefined.
  //
  // Complex selectors are not supported:
  //   li:has(label:contains("foo")) + li:has(label:contains("bar"))
  //   ul.inner:first > li
  var filters = $.expr[':'] = {
    visible: function() {
      if (visible(this)) return this;
    },
    hidden: function() {
      if (!visible(this)) return this;
    },
    selected: function() {
      if (this.selected) return this;
    },
    checked: function() {
      if (this.checked) return this;
    },
    parent: function() {
      return this.parentNode;
    },
    first: function(idx) {
      if (idx === 0) return this;
    },
    last: function(idx, nodes) {
      if (idx === nodes.length - 1) return this;
    },
    eq: function(idx, _, value) {
      if (idx === value) return this;
    },
    contains: function(idx, _, text) {
      if ($(this).text().indexOf(text) > -1) return this;
    },
    has: function(idx, _, sel) {
      if (zepto.qsa(this, sel).length) return this;
    }
  };

  var filterRe = new RegExp('(.*):(\\w+)(?:\\(([^)]+)\\))?$\\s*'),
    childRe = /^\s*>/,
    classTag = 'Zepto' + (+new Date());

  function process(sel, fn) {
    // quote the hash in `a[href^=#]` expression
    sel = sel.replace(/=#\]/g, '="#"]');
    var filter, arg, match = filterRe.exec(sel);
    if (match && match[2] in filters) {
      filter = filters[match[2]], arg = match[3];
      sel = match[1];
      if (arg) {
        var num = Number(arg);
        if (isNaN(num)) arg = arg.replace(/^["']|["']$/g, '');
        else arg = num;
      }
    }
    return fn(sel, filter, arg);
  }

  zepto.qsa = function(node, selector) {
    return process(selector, function(sel, filter, arg) {
      try {
        var taggedParent;
        if (!sel && filter) sel = '*';
        else if (childRe.test(sel))
          // support "> *" child queries by tagging the parent node with a
          // unique class and prepending that classname onto the selector
          taggedParent = $(node).addClass(classTag), sel = '.' + classTag + ' ' + sel;

        var nodes = oldQsa(node, sel);
      } catch (e) {
        console.error('error performing selector: %o', selector);
        throw e;
      } finally {
        if (taggedParent) taggedParent.removeClass(classTag);
      }
      return !filter ? nodes :
        zepto.uniq($.map(nodes, function(n, i) {
          return filter.call(n, i, nodes, arg);
        }));
    });
  };

  zepto.matches = function(node, selector) {
    return process(selector, function(sel, filter, arg) {
      return (!sel || oldMatches(node, sel)) &&
        (!filter || filter.call(node, null, arg) === node);
    });
  };
})(Zepto)

;(function($) {
  var touch = {},
    touchTimeout, tapTimeout, swipeTimeout, longTapTimeout,
    longTapDelay = 750,
    gesture;

  function swipeDirection(x1, x2, y1, y2) {
    return Math.abs(x1 - x2) >=
    Math.abs(y1 - y2) ? (x1 - x2 > 0 ? 'Left' : 'Right') : (y1 - y2 > 0 ? 'Up' : 'Down');
  }

  function longTap() {
    longTapTimeout = null;
    if (touch.last) {
      touch.el.trigger('longTap');
      touch = {};
    }
  }

  function cancelLongTap() {
    if (longTapTimeout) clearTimeout(longTapTimeout);
    longTapTimeout = null;
  }

  function cancelAll() {
    if (touchTimeout) clearTimeout(touchTimeout);
    if (tapTimeout) clearTimeout(tapTimeout);
    if (swipeTimeout) clearTimeout(swipeTimeout);
    if (longTapTimeout) clearTimeout(longTapTimeout);
    touchTimeout = tapTimeout = swipeTimeout = longTapTimeout = null;
    touch = {};
  }

  function isPrimaryTouch(event) {
    return (event.pointerType == 'touch' ||
        event.pointerType == event.MSPOINTER_TYPE_TOUCH)
      && event.isPrimary;
  }

  function isPointerEventType(e, type) {
    return (e.type == 'pointer' + type ||
      e.type.toLowerCase() == 'mspointer' + type);
  }

  $(document).ready(function() {
    var now, delta, deltaX = 0, deltaY = 0, firstTouch, _isPointerType;

    if ('MSGesture' in window) {
      gesture = new MSGesture();
      gesture.target = document.body;
    }

    $(document)
      .bind('MSGestureEnd', function(e) {
        var swipeDirectionFromVelocity =
          e.velocityX > 1 ? 'Right' : e.velocityX < -1 ? 'Left' : e.velocityY > 1 ? 'Down' : e.velocityY < -1 ? 'Up' : null;
        if (swipeDirectionFromVelocity) {
          touch.el.trigger('swipe');
          touch.el.trigger('swipe' + swipeDirectionFromVelocity);
        }
      })
      .on('touchstart MSPointerDown pointerdown', function(e) {
        if ((_isPointerType = isPointerEventType(e, 'down')) &&
          !isPrimaryTouch(e)) return;
        firstTouch = _isPointerType ? e : e.touches[0];
        if (e.touches && e.touches.length === 1 && touch.x2) {
          // Clear out touch movement data if we have it sticking around
          // This can occur if touchcancel doesn't fire due to preventDefault, etc.
          touch.x2 = undefined;
          touch.y2 = undefined;
        }
        now = Date.now();
        delta = now - (touch.last || now);
        touch.el = $('tagName' in firstTouch.target ?
          firstTouch.target : firstTouch.target.parentNode);
        touchTimeout && clearTimeout(touchTimeout);
        touch.x1 = firstTouch.pageX;
        touch.y1 = firstTouch.pageY;
        if (delta > 0 && delta <= 250) touch.isDoubleTap = true;
        touch.last = now;
        longTapTimeout = setTimeout(longTap, longTapDelay);
        // adds the current touch contact for IE gesture recognition
        if (gesture && _isPointerType) gesture.addPointer(e.pointerId);
      })
      .on('touchmove MSPointerMove pointermove', function(e) {
        if ((_isPointerType = isPointerEventType(e, 'move')) &&
          !isPrimaryTouch(e)) return;
        firstTouch = _isPointerType ? e : e.touches[0];
        cancelLongTap();
        touch.x2 = firstTouch.pageX;
        touch.y2 = firstTouch.pageY;

        deltaX += Math.abs(touch.x1 - touch.x2);
        deltaY += Math.abs(touch.y1 - touch.y2);
      })
      .on('touchend MSPointerUp pointerup', function(e) {
        if ((_isPointerType = isPointerEventType(e, 'up')) &&
          !isPrimaryTouch(e)) return;
        cancelLongTap();

        // swipe
        if ((touch.x2 && Math.abs(touch.x1 - touch.x2) > 30) ||
          (touch.y2 && Math.abs(touch.y1 - touch.y2) > 30))

          swipeTimeout = setTimeout(function() {
            touch.el.trigger('swipe');
            touch.el.trigger('swipe' + (swipeDirection(touch.x1, touch.x2, touch.y1, touch.y2)));
            touch = {};
          }, 0);

        // normal tap
        else if ('last' in touch)
          // don't fire tap when delta position changed by more than 30 pixels,
          // for instance when moving to a point and back to origin
          if (deltaX < 30 && deltaY < 30) {
            // delay by one tick so we can cancel the 'tap' event if 'scroll' fires
            // ('tap' fires before 'scroll')
            tapTimeout = setTimeout(function() {

              // trigger universal 'tap' with the option to cancelTouch()
              // (cancelTouch cancels processing of single vs double taps for faster 'tap' response)
              var event = $.Event('tap');
              event.cancelTouch = cancelAll;
              touch.el.trigger(event);

              // trigger double tap immediately
              if (touch.isDoubleTap) {
                if (touch.el) touch.el.trigger('doubleTap');
                touch = {};
              }

              // trigger single tap after 250ms of inactivity
              else {
                touchTimeout = setTimeout(function() {
                  touchTimeout = null;
                  if (touch.el) touch.el.trigger('singleTap');
                  touch = {};
                }, 250);
              }
            }, 0);
          } else {
            touch = {};
          }
        deltaX = deltaY = 0;

      })
      // when the browser window loses focus,
      // for example when a modal dialog is shown,
      // cancel all ongoing events
      .on('touchcancel MSPointerCancel pointercancel', cancelAll);

    // scrolling the window indicates intention of the user
    // to scroll, not tap or swipe, so cancel all ongoing events
    $(window).on('scroll', cancelAll);
  })

  ;['swipe', 'swipeLeft', 'swipeRight', 'swipeUp', 'swipeDown',
    'doubleTap', 'tap', 'singleTap', 'longTap'].forEach(function(eventName) {
    $.fn[eventName] = function(callback) {
      return this.on(eventName, callback);
    };
  });
})(Zepto);
